| A Duggan family from Galway | Duggan, Eugene | Article in Journal | | 1999 |
| A forgotten people | Duggan, Eugene | Article in Journal | | 1998 |
| Duggans of Galway - their ancient origins | Duggan, Eugene | Article in Journal | | 1998 |
| From Galway to Turloughmore and south Australia | Duggan, Eugene | Article in Journal | | 1996 |
| Horse and hand : farming practices in the parish of Lackagh during the first half of the twentieth century | Duggan, Eugene | Monograph or Collective Volume | The author | 2000 |
| Na spailpíní | Duggan, Eugene | Article in Journal | | 1996 |
| Sogain families | Duggan, Eugene | Article in Journal | | 2001 |
| Sogain families - the Duggans | Duggan, Eugene | Article in Journal | | 2003 |
| The ancient origins of the Duggans of Galway | Duggan, Eugene | Article in Journal | | 2002 |
| The O'Duggans in modern times | Duggan, Eugene | Article in Journal | | 2004 |
| The ploughman on the pound note : farmer politics in county Galway during the 20th century | Duggan, Eugene | Monograph or Collective Volume | The author | 2004 |
| The Sogain and the Uí Maine | Duggan, Eugene | Article in Journal | | 1999 |
| Why I wrote "The ploughman and the pound note" | Duggan, Eugene | Article in Journal | | 2005 |